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Cheap Mercedes Benz Slk cars under £20,000

With a budget of £20,000 you can grab a great bargain. Most of the cars advertised on our site are heavily reduced in price and come with a free history check

120 Mercedes Benz Slk cars under £20,000 - 41 reductions


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Recently reduced (41)

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 Daniel Alexander Motor Group Limited, Melton Lane Signal Box, North Ferriby

£18,991
Was £19,991 Save £1,000

Mercedes Benz SLK 5.4 SLK55 V8 AMG Convertible 2dr Petrol G Tronic Euro 4 (360 ps)

2009  |   56,555 miles  |   Convertible  |   5439  |   petrol  |   automatic  |   2 doors

With centre console storage, auto climate control, passenger, full service history, pas, alloy wheels, audio, wind deflector, alloys, bluetooth interface, cd, sports suspension, mp3 compatible, climate control, centre console, bluetooth system, audio 20, ...eee

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 St James Motor Company William Street, 4 Muira Estate, Hampshire

£17,490
Was £19,490 Save £2,000

Mercedes Benz SLK 5.4 SLK55 AMG Convertible 2dr Petrol 7G Tronic (288 g/km, 360 bhp)

2007  |   61,000 miles  |   Convertible  |   5439  |   petrol  |   automatic  |   2 doors

Comes with alarm, bluetooth, computer, air bag, heated seats, adjustable steering column, exterior lighting, parktronic, climate control, leather, adjustable steering column/wheel, cruise control, driver, full service history, black, alloy wheels, immobiliser, ...eee

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 SKS Cars Ltd, 1-9 Barton Road, Milton Keynes

£16,695
Was £16,995 Save £300

Mercedes Benz SLK 3.5 SLK350 AMG Sport Convertible 2dr Petrol G Tronic+ Euro 5 (s/s) (306 ps)

2015  |   30,000 miles  |   Convertible  |   3498  |   petrol  |   automatic  |   2 doors

Description includes We have much more to tell you about this car so please feel free to call us for more details...eee

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 M&W Automotive LTD, Unit 6 Fleet Marston Farm, Aylesbury

£12,750
Was £12,995 Save £245

Mercedes Benz SLK 2.1 SLK250d AMG Sport Convertible 2dr Diesel G Tronic Euro 6 (s/s) (204 ps)

2016  |   52,704 miles  |   Convertible  |   2143  |   diesel  |   automatic  |   2 doors

Comes with driver, airbags, 18in alloy wheels, service history, mot, anti lock braking system, black, airbag, heated seats, automatic, air conditioning, leather, air con, part exchange welcome, abs, finance available, navigation system, alloy wheels...eee

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 Egerton Cars Ltd, Blackburn Road , Bolton

£11,799
Was £11,995 Save £196

Mercedes Benz SLK 2.1 SLK250d AMG Sport Convertible 2dr Diesel G Tronic Euro 6 (s/s) (204 ps)

2016  |   62,597 miles  |   Convertible  |   2143  |   diesel  |   automatic  |   2 doors

Features on this model include passenger, 18in alloy wheels, sat nav, parktronic, air conditioning, pas, anti lock braking system, diesel, radio, airbag, heated front seat, brake assist, airbags, air con, cd, abs, driver, heated seats, heated front seats, audio, automatic, leather...eee

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 Troon Cars LTD, 33 Wenlock Way, Leicester

£10,500
Was £11,500 Save £1,000

Mercedes Benz SLK 2.1 SLK250 CDI AMG Sport Convertible 2dr Diesel G Tronic+ Euro 5 (s/s) (204 ps)

2015  |   47,200 miles  |   Convertible  |   2143  |   diesel  |   automatic  |   2 doors

With dab digital radio, alloy wheels, brake assist, 18in alloy wheels, heated front seat, speed limiter, low mileage, electric windows, navigation system, audio 20, cruise control, part exchange welcome, daytime running lights, finance available, air con,...eee

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 Andrews of Otterbourne, Norlands Drive, Winchester

£10,495
Was £10,995 Save £500

Mercedes Benz SLK 3.0 SLK280 7G Tronic 2dr

2007  |   24,700 miles  |   Convertible  |   2996  |   petrol  |   automatic  |   0 doors

With electronic stability programme, fsh, side protection mouldings, leather upholstery, power assisted steering, trip computer, front fog lights, air bag driver, air conditioning, adjustable steering column/wheel, passenger, central door locking, anti lo...eee

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 Harveys Car Centre Scaynes Hill, Lewes Road, West Sussex

£9,995
Was £10,495 Save £500

Mercedes Benz SLK 2.1 SLK250d AMG Sport Convertible 2dr Diesel G Tronic Euro 6 (s/s) (204 ps)

2015  |   66,000 miles  |   Convertible  |   2143  |   diesel  |   automatic  |   2 doors

This car has air conditioning, airbags, airbag, black, alloy wheels, pas, service history, bluetooth, air con, brake assist, audio 20, abs, radio, alarm, bluetooth interface, driver, automatic, low mileage, anti lock braking system, passenger, 18in alloy wheels, ...eee

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 Manor Garage, Crossroads Farm, Kingsdown, Box

£9,750
Was £9,950 Save £200

Mercedes Benz SLK SLK 200 BlueEFFICIENCY AMG Sport 2dr Tip Auto

2012  |   54,000 miles  |   Convertible  |   1796  |   petrol  |   automatic  |   2 doors

Features on this model include immobiliser, sports suspension, bluetooth, dab digital radio, bluetooth interface, tyre pressure loss warning system, wind deflector, cd, cruise control, tinted glass, remote boot release, speakers, radio, alarm, esp, usb, automatic, navigation syste...eee

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 Prestige Car Supermarket, A19 Crockey Hill, York

£9,699
Was £10,799 Save £1,100

Mercedes Benz SLK 2.1 SLK250 CDI Convertible 2dr Diesel G Tronic+ Euro 5 (s/s) (204 ps)

2014  |   36,624 miles  |   Convertible  |   2143  |   diesel  |   automatic  |   2 doors

Features on this model include passenger, side airbags, cloth interior, esp, automatic, 17in alloy wheels, speed limiter, anti lock braking system, cloth, black cloth interior, air conditioning, dab digital radio, sports seats, cd, pas, daytime running lights, led daytime running ...eee





120 cars under £20,000

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 Derby Trade Cars Limited Derby, Ascot Drive, Derbyshire

£19,990

Mercedes Benz SLK 5.5 SLK55 V8 AMG Convertible 2dr Petrol SpdS+7GT Euro 5 (s/s) (421 ps)

2013  |   56,000 miles  |   Convertible  |   5461  |   petrol  |   automatic  |   2 doors

This model has dab digital radio, front and rear parking sensors, panoramic sunroof, rear parking sensors, leather seats, bluetooth, radio, parking sensors, alloys, paddle shift, daytime running lights, climate control, leather, black, bluetooth audio streaming, re...eee

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 Daniel Alexander Motor Group Limited, Melton Lane Signal Box, North Ferriby

£18,991
Was £19,991 Save £1,000

Mercedes Benz SLK 5.4 SLK55 V8 AMG Convertible 2dr Petrol G Tronic Euro 4 (360 ps)

2009  |   56,555 miles  |   Convertible  |   5439  |   petrol  |   automatic  |   2 doors

With cd, climate control, pas, audio, centre console, centre console storage, service history, wind deflector, speakers, bluetooth, bluetooth system, audio 20, alloys, radio, full service history, mp3 compatible, passenger, sports suspension, auto climate...eee

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 St James Motor Company William Street, 4 Muira Estate, Hampshire

£17,490
Was £19,490 Save £2,000

Mercedes Benz SLK 5.4 SLK55 AMG Convertible 2dr Petrol 7G Tronic (288 g/km, 360 bhp)

2007  |   61,000 miles  |   Convertible  |   5439  |   petrol  |   automatic  |   2 doors

Features on this model include immobiliser, driver, bluetooth, climate control, headlamp wash, parktronic, leather, heated seats, electronic stability programme, cruise control, steering wheel mounted controls, anti lock brakes, alarm, service history, adjustable steering column/w...eee

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 Integrity Automotive Limited, West End Road, Ipswich

£17,350

Mercedes Benz SLK 5.5 SLK55 V8 AMG Convertible 2dr Petrol SpdS MCT Euro 5 (s/s) (421 ps)

2012  |   79,431 miles  |   Convertible  |   5461  |   petrol  |   automatic  |   2 doors

This car has air conditioning, service history, alarm, driver, black, airbags, leather interior, air con, leather, airbag, 18in alloy wheels, abs, automatic, pas, alloy wheels, passenger, immobiliser, automatic transmission, anti lock braking system...eee

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 SKS Cars Ltd, 1-9 Barton Road, Milton Keynes

£16,695
Was £16,995 Save £300

Mercedes Benz SLK 3.5 SLK350 AMG Sport Convertible 2dr Petrol G Tronic+ Euro 5 (s/s) (306 ps)

2015  |   30,000 miles  |   Convertible  |   3498  |   petrol  |   automatic  |   2 doors

Comes with We have much more to tell you about this car so please feel free to call us for more details...eee

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 Snippersgate, Easington Lane, Houghton-Le-Spring

£15,000

Mercedes Benz SLK 5.4 SLK55 AMG Convertible 2d 5439cc 7G Tronic

2007  |   63,000 miles  |   Convertible  |   5439  |   petrol  |   automatic  |   2 doors

Features include climate control, driver, air bag, electric windows (front), central door locking, adjustable steering column, adjustable steering column/wheel, leather, steering wheel mounted controls, spare wheel, speakers, alloy wheels, electric windows...eee

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 RJ Cars Horley Ltd, The Old Forge, Horley

£14,995

Mercedes Benz SLK SLK 300 AMG Sport 2dr Tip Auto

2015  |   39,000 miles  |   Convertible  |   1991  |   petrol  |   automatic  |   0 doors

Featuring black, trip computer, convertible, mot, registered keeper, alloys, computer, service history, leather interior, leather, daytime running lights, full service history, petrol, led daytime running lights, sports seats...eee

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 Snippersgate, Easington Lane, Houghton-Le-Spring

£14,000

Mercedes Benz SLK 5.4 SLK55 AMG 2d AUTO 356 BHP

2007  |   40,000 miles  |   Convertible  |   5439  |   petrol  |   automatic  |   2 doors

Comes with air bag, speakers, electronic stability programme, electric windows (front), adjustable steering column, air bag driver, central door locking, pas, alarm, adjustable steering column/wheel, steering wheel mounted controls, spare wheel, exterior lighti...eee

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 Troon Cars LTD, 33 Wenlock Way, Leicester

£12,990

Mercedes Benz SLK 2.1 SLK250d AMG Sport Convertible 2dr Diesel G Tronic Euro 6 (s/s) (204 ps)

2016  |   56,500 miles  |   Convertible  |   2143  |   diesel  |   automatic  |   2 doors

Description includes heated front seat, hpi clear, air conditioning, brake assist, rear parking sensors, rear parking sensor, daytime running lights, climate control, dab digital radio, finance available, audio, parktronic, 18in alloy wheels, speed limiter, cruise contro...eee

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 M&W Automotive LTD, Unit 6 Fleet Marston Farm, Aylesbury

£12,750
Was £12,995 Save £245

Mercedes Benz SLK 2.1 SLK250d AMG Sport Convertible 2dr Diesel G Tronic Euro 6 (s/s) (204 ps)

2016  |   52,704 miles  |   Convertible  |   2143  |   diesel  |   automatic  |   2 doors

Description includes navigation system, driver, finance available, air conditioning, airbags, airbag, anti lock braking system, automatic, part exchange welcome, leather, mot, 18in alloy wheels, air con, black, service history, heated seats, alloy wheels, abs...eee






We currently have 120 Mercedes Benz Slk cars available across the UK priced under £20000.

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